1201302020103 has 16 divisors (see below), whose sum is σ = 1666679970816. Its totient is φ = 769039051040.

The previous prime is 1201302020089. The next prime is 1201302020119. The reversal of 1201302020103 is 3010202031021.

It is a cyclic number.

It is not a de Polignac number, because 1201302020103 - 2⁸ = 1201302019847 is a prime.

It is a super-2 number, since 2×1201302020103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201302020183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80368683 + ... + 80383628.

It is an arithmetic number, because the mean of its divisors is an integer number (104167498176).

Almost surely, 2^{1201302020103} is an apocalyptic number.

1201302020103 is a deficient number, since it is larger than the sum of its proper divisors (465377950713).

1201302020103 is a wasteful number, since it uses less digits than its factorization.

1201302020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160752414.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1201302020103 its reverse (3010202031021), we get a palindrome (4211504051124).

The spelling of 1201302020103 in words is "one trillion, two hundred one billion, three hundred two million, twenty thousand, one hundred three".